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22240131103 = 23579435779
BaseRepresentation
bin10100101101100111…
…010111100000011111
32010101221201201102101
4110231213113200133
5331021433143403
614114511105531
71415062665241
oct245547274037
963357651371
1022240131103
119482a79743
1243882122a7
13213581a6b8
14110da0c091
158a276371d
hex52d9d781f

22240131103 has 4 divisors (see below), whose sum is σ = 22249569240. Its totient is φ = 22230692968.

The previous prime is 22240131101. The next prime is 22240131139. The reversal of 22240131103 is 30113104222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30113104222 = 215056552111.

It is a cyclic number.

It is not a de Polignac number, because 22240131103 - 21 = 22240131101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22240131101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4715533 + ... + 4720246.

It is an arithmetic number, because the mean of its divisors is an integer number (5562392310).

Almost surely, 222240131103 is an apocalyptic number.

22240131103 is a deficient number, since it is larger than the sum of its proper divisors (9438137).

22240131103 is an equidigital number, since it uses as much as digits as its factorization.

22240131103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9438136.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22240131103 its reverse (30113104222), we get a palindrome (52353235325).

The spelling of 22240131103 in words is "twenty-two billion, two hundred forty million, one hundred thirty-one thousand, one hundred three".

Divisors: 1 2357 9435779 22240131103